<span class="resolved" aria-label="Resolved" title="Topic is resolved."></span>Cannot modify header information – headers already sent

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My WP error log is full with below line:

[04-May-2023 07:11:42 UTC] PHP Warning: Cannot modify header information – headers already sent in /home/xxxxxxx/public_html/wp-content/plugins/sg-cachepress/core/File_Cacher/Cache.php on line 142

is this OK or due to some error. Please guide.

Linux hosting with PHP 8.0, with updated plugins and WP.

• This topic was modified 1 hour, 27 minutes ago by nirajnagar.